ASoC: wm8993: Correct typos in regmap conversion

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c
index f814d27..43fa006 100644
--- a/sound/soc/codecs/wm8993.c
+++ b/sound/soc/codecs/wm8993.c
@@ -61,8 +61,8 @@
 	{ 18,  0x0000 },     /* R18  - GPIO CTRL 1 */
 	{ 19,  0x0010 },     /* R19  - GPIO1 */
 	{ 20,  0x0000 },     /* R20  - IRQ_DEBOUNCE */
-	{ 21,  0x8000 },     /* R22  - GPIOCTRL 2 */
-	{ 22,  0x0800 },     /* R23  - GPIO_POL */
+	{ 22,  0x8000 },     /* R22  - GPIOCTRL 2 */
+	{ 23,  0x0800 },     /* R23  - GPIO_POL */
 	{ 24,  0x008B },     /* R24  - Left Line Input 1&2 Volume */
 	{ 25,  0x008B },     /* R25  - Left Line Input 3&4 Volume */
 	{ 26,  0x008B },     /* R26  - Right Line Input 1&2 Volume */